factorise 12x^2+17x-5
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Answered by
7
here is the sol. dear.. plz check it ..
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Praisey47:
plz mark as brainliest .. if it helps u
Answered by
3
hello,
-->12x^2 +17x-5
(find two numbers such tht their multiplication will be equal to (12×5)ie 60...and their addition or subtraction will be equal to 60...so 20×3=60 and 20-3=17)
-->12x^2+(20-3)x-5
-->12x^2+20x-3x-5
-->4x(3x+5)-1(3x+5)
-->(4x-1)(3x+5)
i hope it helps u !!☺☺
-->12x^2 +17x-5
(find two numbers such tht their multiplication will be equal to (12×5)ie 60...and their addition or subtraction will be equal to 60...so 20×3=60 and 20-3=17)
-->12x^2+(20-3)x-5
-->12x^2+20x-3x-5
-->4x(3x+5)-1(3x+5)
-->(4x-1)(3x+5)
i hope it helps u !!☺☺
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